$OpenBSD: patch-boost_boost_config_platform_bsd_hpp,v 1.1 2004/04/25 15:34:08 sturm Exp $
--- boost/boost/config/platform/bsd.hpp.orig	2002-05-21 19:39:55.000000000 -0400
+++ boost/boost/config/platform/bsd.hpp	2004-02-22 02:24:05.000000000 -0500
@@ -44,7 +44,9 @@
 //
 // The BSD <ctype.h> has macros only, no functions:
 //
-#define BOOST_NO_CTYPE_FUNCTIONS
+#if !defined(__OpenBSD__)
+#  define BOOST_NO_CTYPE_FUNCTIONS
+#endif
 
 //
 // thread API's not auto detected:
